Aircraft



FIG. 1 is a front elevational view of an aircraft (forward flight);

FIG. 2 is a front elevational view of an aircraft (parked);

FIG. 3 is a side elevational view of an aircraft (forward flight);

FIG. 4 is a side elevational view of an aircraft (parked);

FIG. 5 is a top plan view of an aircraft;

FIG. 6 is a bottom plan view of an aircraft;

FIG. 7 is a side elevational view of an aircraft (climb-out).

FIG. 8 is a three-quarter perspective view from above of an aircraft in flight posture showing my new design; and,

FIG. 9 is a bottom perspective view thereof. 

The ornamental design for an aircraft, as shown and described. 